Answer:
it happens when 2 organisms jelp each other beneficial.
Explanation:
eg:algae and leguminous plants.the algae live on the roots and take in the nitrogen from the soil,which the plant cannot do and needs for growth.it takes in the nitrogen and pases it to the roots and even make the soil loose for the roots to move and they get a living space(algae on the roots).
The definition is the study of life
I think that it would be A translocation
The phase is prophase, it’s the first phase of mitosis, during that phase, it separates the genetic material thats in the nuclear of a parent cell into two identical daughter cells and chromatin condenses. The nucleus is still visible in this stage